ccna exam objectives pdf

ccna exam objectives pdf

Show mpls ldp discovery show mpls forwarding-table Uptime: 9 minutes, 33 seconds Selection: reoptimation R1#show mpls traffic-eng tunnels RESV response PATH message, to establish and maintain LSP passage LDP discovery sources: For the highest loopback port IP Active Path Option Parameters: Environmental description Lists the list of directly connected IP address prefixes Holding timer : Hold time, default 30S IGP metric: 1 Ip cef Therefore, the router will not BGP direct distribution label route,ccna exam objectives pdf, but for BGP routes by next hop routing label distribution after the recursion, this is very good. BGP routing entry is pretty much, by this way we MPLS , can greatly simplify the performance loss routers, BGP 's Transit AS routing black hole problem has been solved. Mpls traffic-eng tunnels mpls ip C O CCOO Interfaces: 0/0/0 SNPA Delay metric R1.00-00 Mpls traffic-eng tunnels ip rsvp bandwidth 0/0/0 *Aug 18 04:37:06.239: Error Node: 10.1.12.2 Router isis If not manually set metric , the re-release came default metric is 0 , that is, R2 routed the metric is R2 is S0 / 0 port Level-1 metric Network 10.1.23.2 0.0.0.0 area 0 LSA After saving the configuration and restarting, after the restart, the LSP generated by R2 is set to overload-bit first. This can be seen from the isis databse on R1 . We also enable debug isis update on R2 , and use show version | in uptime Check the startup time of the router. When the startup time reaches 120s , you can see from the debug information that R2 triggers an LSP and clears the overload-bit .